INT 15 - AMIGATSR - INSTALLATION CHECK                                          
	AH = 84h
	DX = 0002h
Return: AX = 1234h if installed
Program: AMIGATSR is a serial-port driver for using an Amiga gamepad on a PCIBM PC
SeeAlso: AH=84h/DX=0002h"MULTIJOY"
                                                                                

INT 15 - MULTIJOY - INSTALLATION CHECK                                          
	AH = 84h
	DX = 0002h
Return: AX = 4321h if installed
SeeAlso: AH=84h/DX=0002h"AMIGATSR",AH=84h/DX=0003h"MULTIJOY"